Lesson 8

Snack Shop Addition

Est. Class Sessions: 2

Daily Practice and Problems

Teacher Notes
X
  1. 10 + 3 = 13

    13 − 10 = 3

    13 − 3 = 10

    3 + 10 = 13
  2. 9 + 3 = 12

    12 − 3 = 9

    12 − 9 = 3

    3 + 9 = 12
  3. 9 + 4 = 13

    13 − 9 = 4

    13 − 4 = 9

    4 + 9 = 13
  4. 8 + 5 = 13

    13 − 8 = 5

    13 − 5 = 8

    5 + 8 = 13
  5. 9 + 5 = 14

    14 − 9 = 5

    14 − 5 = 9

    5 + 9 = 14
  6. 8 + 4 = 12

    12 = 4 + 8

    12 − 8 = 4

    12 − 4 = 8

Ongoing Assessment

Use DPP item AA to assess students' fluency with the fact families related to the addition facts in Group E [E8].

CC. Fact Families Quiz: Group E

  1. 10 + 3 =

    13 − = 3

    13 − = 10

    3 + = 13
  2. 9 + 3 =

    12 − = 9

    12 − = 3

    3 + = 12
  3. 9 + 4 =

    13 − = 4

    13 − = 9

    + 9 = 13
  4. 8 + 5 =

    13 − = 5

    13 − = 8

    + 8 = 13
  5. + 5 = 14

    14 − = 5

    14 − 5 =

    5 + = 14
  6. 8 + 4 =

    12 = 4 +

    12 − 8 =

    12 − = 8